Home / 3,042.18-4,564.80-1,095.30

Finding the Fourth Proportional to 3,042.18, 4,564.80 and 1,095.30

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Solution

The fourth proportional to 3,042.18, 4,564.80 and 1,095.30 is: 1,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.18 : 4,564.80 = 1,095.30 : x
  2. Step 2: Convert to fraction form
    3,042.18/4,564.80 = 1,095.30/x
  3. Step 3: Cross multiply
    3,042.18x = 4,564.80 × 1,095.30
  4. Step 4: Simplify right side
    3,042.18x = 4,999,825.44
  5. Step 5: Solve for x
    x = 4,999,825.44/3,042.18
  6. Step 6: Final answer
    x = 1,643.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.